Data-driven key performance indicators and datasets for building energy flexibility: A review and perspectives - Li, Han; Johra, Hicham; de Andrade Pereira, Flavia; Hong, Tianzhen; Le Dréau, Jérôme; Maturo, Anthony; Wei, Mingjun; Liu, Yapan; Saberi-Derakhtenjani, Ali; Nagy, Zoltan; Marszal-Pomianowska, Anna; Finn, Donal; et al. (Applied Energy, 2023)